Mercurial > otakunoraifu
annotate font/font_face.cc @ 67:419761c8d9b9
Add configure option to build scn2kdump.
| author | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> |
|---|---|
| date | Wed, 23 Feb 2011 01:48:51 +0100 |
| parents | 4416cfac86ae |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Copyright (c) 2000, 2001 Yuki Sawada | |
| 3 * All rights reserved. | |
| 4 * | |
| 5 * Redistribution and use in source and binary forms, with or without | |
| 6 * modification, are permitted provided that the following conditions | |
| 7 * are met: | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * 3. The name of the author may not be used to endorse or promote products | |
| 14 * derived from this software without specific prior written permission. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
| 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
| 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
| 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
| 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
| 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 26 */ | |
| 27 | |
| 28 #include <stdlib.h> | |
| 29 #include <stdio.h> | |
| 52 | 30 #include "font.h" |
| 31 #include "font_peer.h" | |
| 0 | 32 #include <map> |
| 33 #include <string> | |
| 34 #include <iostream> | |
| 35 | |
| 36 namespace XKFont { | |
| 37 | |
| 52 | 38 class Cache : public std::map<unsigned int, Glyph*> { |
| 39 public: | |
| 40 Cache() {} | |
| 41 ~Cache() { | |
| 42 iterator it; | |
| 43 for (it = begin(); it != end(); it++) | |
| 44 delete (it->second); | |
| 45 } | |
| 46 }; | |
| 47 | |
| 48 Face::Face(const char *name_orig, int index, int hsize, int vsize) | |
| 49 { | |
| 50 cache = new Cache; | |
| 51 | |
|
65
4416cfac86ae
Convert EUC-JP files to UTF8
Thibaut Girka <thib@sitedethib.com>
parents:
52
diff
changeset
|
52 /* name: ';' 区切りで複数指定可能 */ |
| 52 | 53 char* name = new char[strlen(name_orig)+1]; |
| 54 while(*name_orig != 0) { | |
| 55 const char* next_name = strchr(name_orig, ';'); | |
| 56 if (next_name) { | |
| 57 strncpy(name, name_orig, next_name - name_orig); | |
| 58 name[next_name-name_orig] = 0; | |
| 59 name_orig = next_name + 1; | |
| 60 } else { | |
| 61 strcpy(name, name_orig); | |
| 62 name_orig += strlen(name_orig); | |
| 63 } | |
| 64 if (strstr(name, "fn.dat")) { | |
| 65 peer.push_back(new PeerFn(name, index, hsize, vsize)); | |
| 66 } else if (strstr(name, ".ttf") || strstr(name, ".ttc")) { | |
| 67 peer.push_back(new PeerFt2(name, index, hsize, vsize)); | |
| 68 #if USE_X11 | |
| 69 } else { | |
| 70 peer.push_back(new PeerX11(name, index, hsize, vsize)); | |
| 71 #endif | |
| 72 } | |
| 73 } | |
| 74 delete[] name; | |
| 75 return; | |
| 0 | 76 } |
| 77 | |
| 52 | 78 Face::~Face() { |
| 79 delete cache; | |
| 80 } | |
| 81 | |
| 82 Glyph* Face::GlyphLoad(unsigned int code) { | |
| 83 if (cache->count(code)) | |
| 84 return (*cache)[code]; | |
| 0 | 85 |
| 52 | 86 Glyph* g = new Glyph; |
| 87 iterator it; | |
| 88 for (it=peer.begin(); it != peer.end(); it++) { | |
| 89 if ( (*it)->GlyphCreate(code, g)) break; | |
| 90 } | |
| 91 if (it == peer.end()) { | |
| 92 fprintf(stderr,"Cannot find glyph, code %04x\n",code); | |
| 93 g->bitmap_left = 0; | |
| 94 g->bitmap_top = 0; | |
| 95 g->bitmap.width = 0; | |
| 96 g->bitmap.rows = 0; | |
| 97 g->bitmap.buffer = new unsigned char[1]; | |
| 98 g->bitmap.buffer[0] = 0; | |
| 99 g->advance.x = 0; | |
| 100 g->advance.y = 0; | |
| 0 | 101 } |
| 52 | 102 (*cache)[code] = g; |
| 103 return g; | |
| 104 } | |
| 105 | |
| 106 class FontImpl { | |
| 107 public: | |
| 108 std::map<int, Face*> cache; | |
| 109 std::string fontname; | |
| 110 int size; | |
| 111 ~FontImpl(); | |
| 112 }; | |
| 113 | |
| 114 FontImpl::~FontImpl() { | |
| 115 std::map<int,Face*>::iterator it; | |
| 116 for (it=cache.begin(); it!=cache.end(); it++) delete it->second; | |
| 117 } | |
| 118 | |
| 119 Font::Font(const char* name, int size) { | |
| 120 pimpl = new FontImpl; | |
| 121 pimpl->fontname = name; | |
| 122 pimpl->size = size; | |
| 123 vsize = size; | |
| 124 }; | |
| 125 | |
| 126 Font::~Font() { | |
| 127 delete pimpl; | |
| 128 } | |
| 129 | |
| 130 Face* Font::FaceLoad(double scale) { | |
| 131 std::map<int, Face*>& cache = pimpl->cache; | |
| 132 int size = int(scale * pimpl->size); | |
| 133 if (cache.find(size) != cache.end()) return cache[size]; | |
| 134 try { | |
| 135 Face* face = new Face(pimpl->fontname.c_str(), 0, size, size); | |
| 136 cache[size] = face; | |
| 137 return face; | |
| 138 } catch(...) { | |
| 139 std::cerr << "Cannot create font face; font "<<pimpl->fontname<<", size "<<size<<std::endl; | |
|
65
4416cfac86ae
Convert EUC-JP files to UTF8
Thibaut Girka <thib@sitedethib.com>
parents:
52
diff
changeset
|
140 /* 別の大きさを探す */ |
| 52 | 141 int i; |
| 142 for (i=0; i<size; i++) { | |
| 143 if (cache.find(size-i) != cache.end()) return cache[size-i]; | |
| 144 if (cache.find(size+i) != cache.end()) return cache[size+i]; | |
| 145 try { | |
| 146 Face* face = new Face(pimpl->fontname.c_str(), 0, size-i, size-i); | |
| 147 cache[size-i] = face; | |
| 148 return face; | |
| 149 } catch(...) {}; | |
| 150 try { | |
| 151 Face* face = new Face(pimpl->fontname.c_str(), 0, size+i, size+i); | |
| 152 cache[size+i] = face; | |
| 153 return face; | |
| 154 } catch(...) {}; | |
| 155 } | |
|
65
4416cfac86ae
Convert EUC-JP files to UTF8
Thibaut Girka <thib@sitedethib.com>
parents:
52
diff
changeset
|
156 /* 見つからない */ |
| 52 | 157 throw; |
| 0 | 158 } |
| 159 } | |
| 160 | |
| 161 } /* namespace XKFont */ |